Which of the following is not a primary source of nitrogen in marine ecosystems?
A) From rivers
B) Atmospheric decomposition
C) Internal cycling through decomposition
D) Leaching
Correct Answer:
Verified
Q44: How does the nutrient cycle of aquatic
Q45: Rivers and streams subjected to high amounts
Q46: Refer to the figure. Q47: In the 1950s, anthropogenic eutrophication of Lake Q48: A nutrient-poor lake with low primary productivity Q50: Why is upwelling important for the commercial Q51: Refer to the figure. Q52: Refer to the figure. Q53: Refer to the figure. Q54: Refer to the figure.![]()
Figure 1

Figure 1

Figure 1

Figure 1

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